The authors present the following 4 remarks as the results of caron-14
measurement in 1989-1993. (1) The sample collected at Januma, Sannohe,
coincided with that excavated from Hachinohe tephra. (2) ...

We have measured tritium concentrations in the environmental water samples
using a liquid scintillation counting system since 1987. In this report
we describe the technical procedures to obtain tritium ...

Samples were collected in the bay of Kongsfjorden (Svalbard) in August 2007 and June 2008. Up to 8 stations located along a transect from a glacier towards the open sea were sampled weekly to examine ...

The rate of direct runoff was determined after a heavy rain fall in
the Iwami River drainage (ca. 100km2), based on changes in hydrogen and
oxygen isotopic ratios and tritium content of river water. ...